import java.sql.SQLException;

public class Test {
    public static void main(String[] args) throws SQLException {
        Insert insert = new Insert();
        Update update = new Update();
        Delete delete = new Delete();
        Query query = new Query();
        //insert.insertBorrowInfo();
        //update.updateBookPrice();
        delete.deleteBorrowInfo();
        //query.query();
    }
}